Anleitung für Einbau und Wartung GRAF Trinkwasser

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3.2 System control info@graf-online.de www.graf-online.de 3. Technical Data Please find the technical data from the enclosed operating instructions. 3.3 Float valve Operating temperature 30°C max. Operating pressure Flow rate max. 1.7 m 3 /h Connections 3 /4“ AG 3.4 3 way switch-over valve Voltage / Frequency 230 V / 50Hz Output 6 W (bei Ventilbewegung) Flow rate max. 16 m 3 /h Opening time ca. 10 sek Close time ca. 5 sek Pressure max. 10 bar Allowable pressure differential 0.7 bar 3.5 Pressure and flow rate sensor „Controlmatic“ Voltage / Frequency 230 V / 50 Hz Protection classification IP 44 Flow rate max. 10 m 3 /h Flow rate min. 0.1 m 3 /h Operating pressure max. 10 bar Opening pressure min. 1.5 bar Opening pressure max. 2.6 bar 0.3 – 4.5 bar (if there is too strong water pressure a pressure reducer must be installed!) Restarting after dry running the pump is possible by means of the "RESET" button. If there is a water pressure hammering in the system due to the rapid closing of valves (e.g. solenoid valve in the high pressure cleaner) then please contact the <strong>GRAF</strong> Company. 3.6 Pump Drive unit 3.6.1 SILENTIO 15/4 Power requirement 660 W Pump head height max. 35 m Pressure max. 3.5 bar Single phase AC motor 220 – 240 V / 50 Hz with integrated overload protection IP 44, isola-tion class F. Pump discharge rate max. 3600 l/h (see also Diagramm 2) Suction height max. 3 m Suction length max. 15 m Concerning suction height as a function of the suction length see also diagram 1. 16 / 24
3.6.2 SILENTIO 25/4 Power requirement 800 W Pump head height max. 43 m Pressure max. 4.3 bar info@graf-online.de www.graf-online.de 3. Technical Data Pump discharge rate max. 4200 l/h (see also Diagramm 2) Suction height max. 3 m Suction length max. 15 m Concerning suction height as a function of the suction length see also diagram 1. 17 / 24
Page 1 and 2: info@graf-online.de www.graf-online
Page 3 and 4: 3.1 Abmessungen und Gewicht Gewicht
Page 5 and 6: 3.6.2 SILENTIO 25/4 S a u g l ä n
Page 7 and 8: 4.2 Anschluss Notüberlauf info@gra
Page 9 and 10: 4.6 Anschluss Datenleitung und Sens
Page 15: 3.1 Dimensions and weight Weight: a
Page 19 and 20: 4.2 Emergency overflow connection i
Page 21 and 22: 4.6 Data cable and sensor connectio

Anleitung für Einbau und Wartung GRAF Trinkwasser

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